Re: SMTP sending emails with curl greater than Version 7.40 with a batch file fails, Version 7.40 works

On Fri, 24 May 2019, at 08:39, eisel_at_bankettprofi.de wrote:
> Hello,
>
> we send e-mails with a curl command line. Previously we used the version
> 7.40 and sending the e-mail works fine.
> Since we have to switch to a current version, sending does not work anymore.

In your working older connection I see:

> < 250-AUTH PLAIN LOGIN DIGEST-MD5 CRAM-MD5 GSSAPI
> < 250 HELP
> > AUTH DIGEST-MD5
> < 334
...
> < 235 2.0.0 Authentication successful

whereas in the new one I see:

> < 250-AUTH PLAIN LOGIN DIGEST-MD5 CRAM-MD5 GSSAPI
> < 250 HELP
> } [5 bytes data]
> > AUTH GSSAPI

Why does the newer system try to login using a different
authentication method?

Is there a way to tell curl to use the (less secure?) DIGEST-MD5
authentication method?

-- 
Jeremy Nicoll - my opinions are my own.
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